2020403728

素因数分解:

$2^4\times 7^1\times {\mathrm{18039319}}^1$

素因数の和:18039334

約数の個数: 20

約数和(自身を含む): 4473751360

約数和(自身を除く): 2453347632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 18039319, 36078638, 72157276, 126275233, 144314552, 252550466, 288629104, 505100932, 1010201864, 2020403728]

約数ペア:

[(1, 2020403728), (2, 1010201864), (4, 505100932), (7, 288629104), (8, 252550466), (14, 144314552), (16, 126275233), (28, 72157276), (56, 36078638), (112, 18039319)]